The Aeroflow Performance line of premium quality weld-in bungs are CNC machined from solid aluminium billet (6061), CS1030 steel or 316 Stainless Steel.  These metric weld on fittings have a machined flat surface for the perfect washer seal. Applications include, but are not limited to: oil or fuel tanks, radiators, valve covers, manifolds and rear axle housings. It is perfect for all your fabrication requirements in any project you dream of.

Product Reviews for AF996-M12SS - AEROFLOW